<template>
  <div class="app-container">
    <el-form :model="queryParams" ref="queryForm" size="small" :inline="true" v-show="showSearch" label-width="68px">
      <el-form-item label="计划名" prop="plainNam">
        <el-input
          v-model="queryParams.plainNam"
          placeholder="请输入计划名"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="课程id" prop="courseId">
        <el-select v-model="queryParams.courseId" placeholder="请选择对应课程" @keyup.enter.native="handleQuery">
          <el-option
            v-for="ref in courseInnerObj"
            :key="ref.refField"
            :label="ref.showField"
            :value="ref.refField"
          />
        </el-select>
<!--        <el-input-->
<!--          v-model="queryParams.courseId"-->
<!--          placeholder="请输入课程id"-->
<!--          clearable-->
<!--          @keyup.enter.native="handleQuery"-->
<!--        />-->
      </el-form-item>
      <el-form-item>
        <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button
          type="primary"
          plain
          icon="el-icon-plus"
          size="mini"
          @click="handleAdd"
          v-hasPermi="['business:plain:add']"
        >新增</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="success"
          plain
          icon="el-icon-edit"
          size="mini"
          :disabled="single"
          @click="handleUpdate"
          v-hasPermi="['business:plain:edit']"
        >修改</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="danger"
          plain
          icon="el-icon-delete"
          size="mini"
          :disabled="multiple"
          @click="handleDelete"
          v-hasPermi="['business:plain:remove']"
        >删除</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="warning"
          plain
          icon="el-icon-download"
          size="mini"
          @click="handleExport"
          v-hasPermi="['business:plain:export']"
        >导出</el-button>
      </el-col>
      <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

    <el-table v-loading="loading" :data="plainList" @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55" align="center" />
      <el-table-column label="计划名" align="center" prop="plainNam" />
      <el-table-column label="计划时间" align="center" prop="plainTime" show-overflow-tooltip/>
      <el-table-column label="计划内容" align="center" prop="plainContext" show-overflow-tooltip />
      <el-table-column label="课程" align="center" prop="course.name" />
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template slot-scope="scope">
          <el-button
            size="mini"
            type="text"
            icon="el-icon-edit"
            @click="handleUpdate(scope.row)"
            v-hasPermi="['business:plain:edit']"
          >修改</el-button>
          <el-button
            size="mini"
            type="text"
            icon="el-icon-delete"
            @click="handleDelete(scope.row)"
            v-hasPermi="['business:plain:remove']"
          >删除</el-button>
        </template>
      </el-table-column>
    </el-table>

    <pagination
      v-show="total>0"
      :total="total"
      :page.sync="queryParams.pageNum"
      :limit.sync="queryParams.pageSize"
      @pagination="getList"
    />

    <!-- 添加或修改计划管理对话框 -->
    <el-dialog :title="title" :visible.sync="open" width="800px" append-to-body>
      <el-form ref="form" :model="form" :rules="rules" label-width="80px">
        <el-form-item label="计划名" prop="plainNam">
          <el-input v-model="form.plainNam" placeholder="请输入计划名" />
        </el-form-item>
        <el-form-item label="对应课程" prop="courseId">
          <el-select v-model="form.courseId" placeholder="请选择对应课程">
            <el-option
              v-for="ref in courseInnerObj"
              :key="ref.refField"
              :label="ref.showField"
              :value="ref.refField"
            />
          </el-select>
        </el-form-item>
        <div v-for="(plain, index) in form.plainDetails" :key="index" style="border: 1px pink solid; padding: 10px; margin-bottom: 20px">
          <el-form-item label="计划时间">
            <el-select v-model="plain.time" placeholder="请选择时间">
              <el-option
                v-for="dict in restWeekday"
                :key="dict.value"
                :label="dict.label"
                :value="dict.value"
              ></el-option>
            </el-select>
          </el-form-item>
          <el-form-item label="计划内容">
            <el-input type="textarea" v-model="plain.context" placeholder="请输入计划内容" />
          </el-form-item>
          <el-row>
            <div class="subPlainContext" @click="subPlainContext(index)">
              <img src="@/assets/images/sub.png" style="width: 30px; height: 30px; margin: auto"/>
            </div>
          </el-row>
        </div>

        <el-row>
          <div class="addPlainContext" @click="addPlainContext">
            <img src="@/assets/images/plus.png" style="height: 30px; width: 30px; margin: auto"/>
          </div>
        </el-row>

      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import { listPlain, getPlain, delPlain, addPlain, updatePlain } from "@/business/api/plain";
import {queryCourseRefInnerObj} from '@/business/api/course'

export default {
  name: "Plain",
  dicts: ['business_weekday'],
  data() {
    return {
      // 遮罩层
      loading: true,
      // 选中数组
      ids: [],
      // 非单个禁用
      single: true,
      // 非多个禁用
      multiple: true,
      // 显示搜索条件
      showSearch: true,
      // 总条数
      total: 0,
      // 计划管理表格数据
      plainList: [],
      // 课程的内部对象
      courseInnerObj: [],
      plainDate: ['星期一', '星期二', '星期三', '星期四', '星期五', '星期六', '星期日'],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      // 查询参数
      queryParams: {
        pageNum: 1,
        pageSize: 10,
        plainNam: null,
        courseId: null
      },
      // 表单参数
      form: {},
      // 表单校验
      rules: {
      },
      // 剩下可选的周次
      restWeekday: []
    };
  },
  created() {
    this.getList();
  },
  methods: {
    // 删除计划
    subPlainContext(index) {
      this.form.plainDetails.splice(index, 1)
      this.restWeekday = this.restTime();
    },
    // 增加计划
    addPlainContext() {
      this.restWeekday = this.restTime();
      if (this.form.plainDetails.length < this.dict.type.business_weekday.length) {
        this.form.plainDetails.push({
          time: '',
          context: null
        })
      }

    },
    restTime() {
      let rest = [];
      for (let i = 0; i < this.dict.type.business_weekday.length; i++) {
        let dict = this.dict.type.business_weekday[i];
        for (let j = 0; j < this.form.plainDetails.length; j++) {
          if (this.form.plainDetails[j].time === dict.value) break;
          if (j === this.form.plainDetails.length - 1) {
            rest.push(dict)
          }
        }
      }
      return rest
    },
    /** 查询计划管理列表 */
    getList() {
      this.loading = true;
      listPlain(this.queryParams).then(response => {
        this.plainList = response.rows;
        this.total = response.total;
        this.loading = false;
      });

      queryCourseRefInnerObj().then(response => {
        if (response.code === 200) {
          this.courseInnerObj = response.data
        }
      })
    },
    // 取消按钮
    cancel() {
      this.open = false;
      this.reset();
    },
    // 表单重置
    reset() {
      this.form = {
        id: null,
        plainNam: null,
        plainTime: null,
        plainContext: null,
        createTime: null,
        updateTime: null,
        courseId: null,
        plainDetails: [
          {
            time: null,
            context: null
          }
        ]
      };
      this.resetForm("form");
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.pageNum = 1;
      this.getList();
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.resetForm("queryForm");
      this.handleQuery();
    },
    // 多选框选中数据
    handleSelectionChange(selection) {
      this.ids = selection.map(item => item.id)
      this.single = selection.length!==1
      this.multiple = !selection.length
    },
    /** 新增按钮操作 */
    handleAdd() {
      this.reset();
      this.open = true;
      this.title = "添加计划管理";
      this.restWeekday = this.restTime();
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      this.reset();
      const id = row.id || this.ids
      getPlain(id).then(response => {
        this.form = response.data;
        this.open = true;
        this.title = "修改计划管理";
      });
    },
    /** 提交按钮 */
    submitForm() {
      this.$refs["form"].validate(valid => {
        if (valid) {
          // 将数组转换为字符
          let split = '---;---';
          this.form.plainTime = ''
          this.form.plainContext = ''
          for (let i = 0; i < this.form.plainDetails.length; i++) {
            this.form.plainTime += this.form.plainDetails[i].time
            this.form.plainContext += this.form.plainDetails[i].context
            if (i !== this.form.plainDetails.length) {
              this.form.plainTime += split;
              this.form.plainContext += split;
            }
          }
          if (this.form.id != null) {
            updatePlain(this.form).then(response => {
              this.$modal.msgSuccess("修改成功");
              this.open = false;
              this.getList();
            });
          } else {
            addPlain(this.form).then(response => {
              this.$modal.msgSuccess("新增成功");
              this.open = false;
              this.getList();
            });
          }


        }
      });
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      const ids = row.id || this.ids;
      this.$modal.confirm('是否确认删除计划管理编号为"' + ids + '"的数据项？').then(function() {
        return delPlain(ids);
      }).then(() => {
        this.getList();
        this.$modal.msgSuccess("删除成功");
      }).catch(() => {});
    },
    /** 导出按钮操作 */
    handleExport() {
      this.download('business/plain/export', {
        ...this.queryParams
      }, `plain_${new Date().getTime()}.xlsx`)
    }
  }
};
</script>

<style scoped>
  .addPlainContext {
    width: 100%;
    height: 40px;
    border: 2px dashed greenyellow;
    border-radius: 5px;

    display: flex;
    justify-items: center;
    align-content: center;

    cursor: pointer;
  }

  .subPlainContext {
    width: 100%;
    height: 40px;
    border: 2px dashed red;
    border-radius: 5px;

    display: flex;
    justify-items: center;
    align-content: center;

    cursor: pointer;
  }
</style>
